Serpens Aeon is a Death Metal band hailing from United States of America. Their lyrical themes include: Aztec Mythology, The Ancient Ones, Necronomicon. The band formed in 1997. Founding member Erick Diaz left the band in the middle of 2005 to go back to school to study photography but came back at the end of January in 2006. Founding member Matt Cason's last show with the band was April 23rd, 2005. Brian moved from guitar to drums after his departure. Later in November after the band got done doing a show with Unleashed (Swe) and Infinitum Obscure in Mexico.